Curved support bracket for a chair



FIG. 1 is a perspective view of a curved support bracket for a chair, showing my new design, wherein a chair is shown in phantom lines;

FIG. 2 is a right side elevation view thereof, the left side being a mirror image thereof; and,

FIG. 3 is a rear view thereof.

The chair and child shown in phantom lines are shown for environmental purposes only, and form no part of the claimed design. 

The ornamental design for a curved support bracket for a chair, as shown and described. 